Robotic handling apparatus; robots for transferring workpieces; robotic apparatus for handling materials; robotic mechanisms for lifting; robotic mechanisms for conveying; robotic arms for industrial purposes; indoor self-driving robots for industrial use; mobile platforms [electric]; floating cranes; fixed and mobile cranes; mechanical hoists; load carrying [lifting] machines; materials handling elevators; mechanical and pneumatic hoisting apparatus; mechanical and hydraulic lifts; mechanica...